gnu: iotop: Update to 0.6-0.a14256a.

* gnu/packages/linux.scm (iotop): Update to 0.6-0.a14256a.
[source]: Build from Git.

gnu/packages/linux.scm

@@ -3184,16 +3184,22 @@ the command line or a script.")
     (license license:gpl2+)))
 
 (define-public iotop
+  ;; The last release is from 2013 and gives a misleading CONFIG_TASK_DELAY_ACCT
+  ;; error on ‘newer’ kernels.
+  (let ((revision "0")
+        (commit "a14256a3ff74eeee59493ac088561f1bafab85a7"))
     (package
       (name "iotop")
-    (version "0.6")
+      (version (git-version "0.6" revision commit))
       (source
        (origin
-       (method url-fetch)
+         (method git-fetch)
-       (uri (string-append "http://guichaz.free.fr/iotop/files/iotop-"
+         (uri (git-reference
-                           version ".tar.gz"))
+               (url "https://repo.or.cz/iotop.git")
-       (sha256 (base32
+               (commit commit)))
-                "1kp8mqg2pbxq4xzpianypadfxcsyfgwcaqgqia6h9fsq6zyh4z0s"))))
+         (file-name (git-file-name name version))
+         (sha256
+          (base32 "00h5p8fk1zi237q8mqds8apqbis9iw0yih1hl0pr63dsnyzmmrpw"))))
       (build-system python-build-system)
       (arguments
        '(#:phases
@@ -3201,8 +3207,7 @@ the command line or a script.")
            (add-after 'unpack 'fix-build-with-python3
              (lambda _
                (substitute* "setup.py"
-               (("itervalues") "values"))
+                 (("itervalues") "values")))))
-             #t)))
          ;; There are currently no checks in the package.
          #:tests? #f))
       (native-inputs (list python))
@@ -3212,7 +3217,7 @@ the command line or a script.")
       (description
        "Iotop is a Python program with a top like user interface to show the
 processes currently causing I/O.")
-    (license license:gpl2+)))
+      (license license:gpl2+))))
 
 (define-public fuse
   (package